ABB HT604449 - Turbocharger Speed; Fig. 25: Layout and Overview of Speed Measurement System

Operation Manual / A150-M56/66/57/67 - A155-M..
5 Monitoring operation / 5.3 Turbocharger speed
© Copyright 2021 ABB. All rights reserved. HZTL4032_EN Rev.Q January 2021
5.3 Turbocharger speed
5.3.1 Introduction
A speed measuring system enables the constant monitoring of the turbocharger speed.
CAUTION
Do not strain cables
If you pull the speed measurement cables too hard, contacts can be pulled
out.
u Do not strain the speed measurement cables by pulling.
5.3.2 Layout and overview
Fig.25: Layout and overview of speed measurement system
86505 Speed sensor 42188 Screw plug
86515 Cable connector 42189 Gasket
86526 F/I converter 01 Plug with integrated voltage limiter
86528 Tachometer *) Alternative mounting position for speed
sensor
32109 Sealing disc with cams
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